PD52 240 VAC 50-Amp Automatic Transfer Switch


240 VAC 50-Amp Switch, AC Connectors: Screw-type wiring Terminals.

Automatically senses generator power and prevents two power sources from entering the AC Distribution Panel at the same time.

U.S. Patents: RE40,354; 6,430,036.


  • Time delay circuit board ensures generator voltage is at a stable level before transfer occurs.
  • Rugged, heavy duty, screw type wiring terminals ready to wire to contactor base. Ensure ease of wiring and prevents
    wiring errors.
  • Easy to remove protective cover with wiring schematic inside.
  • Metal enclosure for extra safety.
  • AC Detect option available for auto generator start compatibility.
  • 70 Amp neutral rating.
  • 2 year limited warranty.


  • Voltage: 240 VAC
  • Amps: 50 Amps
  • Metal Box Dimensions: 10.38″ L x 6.88″ W x 4.5″ H
  • Metal Box Weight: 7 lbs.


View the PD5200/PD5300 Series Owners Manual (PDF)

PD52  OEM  packaging

PD52V  Retail Packaging

PD52P  is  the same as the 2 above.

PD52C is a PD52 with Generator start output.

Replace a PD52C with a PD52C

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